1118270153 has 16 divisors (see below), whose sum is σ = 1501454976. Its totient is φ = 804349440.

The previous prime is 1118270113. The next prime is 1118270159. The reversal of 1118270153 is 3510728111.

It is a cyclic number.

It is not a de Polignac number, because 1118270153 - 2¹⁶ = 1118204617 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1118270159) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 557576 + ... + 559577.

It is an arithmetic number, because the mean of its divisors is an integer number (93840936).

Almost surely, 2^1118270153 is an apocalyptic number.

1118270153 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1118270153 is a deficient number, since it is larger than the sum of its proper divisors (383184823).

1118270153 is a wasteful number, since it uses less digits than its factorization.

1118270153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1117184.

The product of its (nonzero) digits is 1680, while the sum is 29.

The square root of 1118270153 is about 33440.5465415863. The cubic root of 1118270153 is about 1037.9638889011.

Adding to 1118270153 its reverse (3510728111), we get a palindrome (4628998264).

The spelling of 1118270153 in words is "one billion, one hundred eighteen million, two hundred seventy thousand, one hundred fifty-three".